This gist illustrates the full spec suite of the example used in Testing ActiveRecord Concerns
Copy the testing-concerns.rb file and run rspec testing-concerns.rb
The output should look something like
... bundling ...
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| require "bundler/inline" | |
| gemfile do | |
| gem "rails" | |
| gem "sqlite3" | |
| gem "debug" | |
| end | |
| require "debug" | |
| require "sqlite3" |
AlexB52
/ uniquely_generated_code.rb
Last active
March 8, 2024 05:32
How to secure a unique random code in Rails without hitting a race condition
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # Made as an answer to the question is rails forums | |
| # https://discuss.rubyonrails.org/t/how-would-you-handle-gracefully-validating-a-generated-unique-code-until-its-guaranteed-to-be-valid/84919/9 | |
| require "bundler/inline" | |
| gemfile(true) do | |
| source "https://rubygems.org" | |
| gem "rails" | |
| gem "sqlite3" |
AlexB52
/ list_with_enumerable.rb
Created
February 1, 2023 00:48
Difference between Enumerable and Grizzly::Enumerable
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| class List | |
| include Enumerable | |
| attr_reader :items | |
| def initialize(items) | |
| @items = items | |
| end | |
| def a_thing_to_do |
Resources:
- https://www.rubyguides.com/2018/12/ruby-system/
- https://medium.com/zendesk-engineering/running-a-child-process-in-ruby-properly-febd0a2b6ec8
- https://stackoverflow.com/questions/29845778/starting-a-process-and-killing-it-from-ruby-on-rails-app-without-leaving-zombie
- Executing and killing ruby parallel background jobs
AlexB52
/ timezone-do.rb
Last active
September 7, 2020 22:02
— forked from mphalliday/timezone-do.rb
Rails timezone cheat sheet do's and don'ts, from https://www.varvet.com/blog/working-with-time-zones-in-ruby-on-rails/
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| 2.hours.ago # => Fri, 02 Mar 2012 20:04:47 JST +09:00 | |
| 1.day.from_now # => Fri, 03 Mar 2012 22:04:47 JST +09:00 | |
| Date.today.to_time_in_current_zone # => Fri, 02 Mar 2012 22:04:47 JST +09:00 | |
| Date.current # => Fri, 02 Mar | |
| Time.zone.parse("2012-03-02 16:05:37") # => Fri, 02 Mar 2012 16:05:37 JST +09:00 | |
| Time.zone.now # => Fri, 02 Mar 2012 22:04:47 JST +09:00 | |
| Time.current # Same thing but shorter. (Thank you Lukas Sarnacki pointing this out.) | |
| Time.zone.today # If you really can't have a Time or DateTime for some reason | |
| Time.zone.now.utc.iso8601 # When supliyng an API (you can actually skip .zone here, but I find it better to always use it, than miss it when it's needed) | |
| Time.strptime(time_string, '%Y-%m-%dT%H:%M:%S%z').in_time_zone(Time.zone) # If you can't use Time#parse |
AlexB52
/ fb_sdk_turbolinks.md
Last active
March 21, 2017 00:13
Implementing Facebook SDK with Turbolinks
# /source/layouts/layout.erb
<body class="<%= page_classes %>">
<%= yield %>
<div id='permanent' data-turbolinks-permanent></div>
</body>function FBInit() {
AlexB52
/ heroku_cheatsheet.md
Last active
January 16, 2017 06:10